Island



(No Model.)

V. A. THOMAS". INSULATOR.

v No. 459,843. Patented Sept. 22; 1891.

W TN E5555,

UNITED STATES PATENT OFFICE.

VAN A. THOMAS, OF PROVIDENCE, RHODE ISLAND, ASSIGNOR OF ONE-HALF TO ANDREIV D. ROSS, OF SAME PLACE.

INSULATOR.

SPECIFICATION forming part of Letters Patent No. 459,843, dated September 22, 1891.

Application filed November 22, 1890. Serial No. 372,348. (No model.)

To all whom it may concern: provided with an eye or ring 0, into which is Be it known that LVAN A. THOMAS,a citilinked a pin 6. This pin as drawn is furzen of the United States, residing at Provinished with a fixed collar 6 and aloose lower dence, in the county of Providence and State collar 6 the latter being retained in place by -5 5 of Rhode Island, have invented certain new a small pin 13. These collars serve to hold and useful Improvements in Tree-Irons or Inin place upon the stem or pin 6 the insulator sulat-ing Devices; and I do hereby declare the or porcelain p, the latter being made substanfollowing to be a full, clear, and exact descriptially as common, all as clearly represented tion of the invention, such as will enable othby the drawings. 1o ers skilled in the art to which it appertains to In use my improved tree-iron A is first semake and use the same, reference being had to cured to the tree-1imb t by means of drive the accompanying drawings, and to letters of screws or nails 8, after which the lineman sereference marked thereon, which form a part cures the line-wire or conductor m to the peof this specification. ripherally-grooved loosely-mounted insulator I 5 Myinvention relates to hangers or suspenor porcelain p in the usual manner or by a sion devices for conductors employed in elecpiece of binding-wire 0, as represented, theretric circuits, such as electric-light wires, curby suspending the conductor at that point. rent-carrying wires for power purposes, (to. Now if the tree-iron itself or the conductor,

The object I have in view is to produce an or even both, be violently vibrated from any 20 insulated hanger adapted to be readily secause the linked or swivel pin e will be arcured to the limbs or branches of trees, 850., rested in its lateral movement by means of the hanger being arranged so as to freely its engagement with the lower portion of the permit the Wire to vibrate in unison with the boss I), (see Fig. 3,) thus preventing the live limbs movement at all times. The hanger wire m from contact with conducting-bodies. 25 is, however, provided with a stop for limiting I claim as my invention the lateral or swaying movement of the wire 1. A tree-iron of the class hereinbefore de in an upward direction, thereby preventing scribed, having a yielding yoke or base, a the wire from touching the limb or other arm movable insulator-carryin g stem or pin, and sustaining it, and thus maintaining, as far as a stop for limiting the movement of the said 30 the hangers are concerned, an unbroken or stem.

ungrounded current. 2. A tree-iron having a swinging stem, an In the accompanying sheet of drawings, insulator mounted on the stem adapted to illustrating my improved hanger or treecarry a live wire, a stop for limiting the latiron, as it is termed, Figure l isatransverse eral movement of the stem, and a yoke sup- 3 5 sectional view taken through the center, showporting said stem for attaching the device to ing the hanger as in use. Fig. 2 is a side elea tree or other support. vation of the same, a portion of the hanger 3. The tree-iron hereinbefore described, being broken away; and Fig. 3 is a similar consisting of a yielding yoke or base arelevation showing the wire or conductor vi ranged to be secured to a tree, &c., a stem 0 4o brated upwardly to its limit. jointed or swiveled to the lower portion of Again referring to the drawings, A dcsigsaid yoke, an insulator arranged to carry a nates my improved device as a whole, the live wire loosely mounted on said stem, and a same having a bent yielding clamping porstop for limiting the lateral movement of the tion or yoke a, made of thin sheet metal. 3y stem, all combined andadapted for operation 5 45 means of such flexible attaching base or plate substantially as set forth.

a the hanger may be bent to readily accom- In testimony whereof I have affixed my sig- I modate itself to limbs varying in size, screws nature in presence of two witnesses. I or nails 8, passing through the plate, serving VAN A. THOMAS. to rigidly secure the'hanger or tree-iron in rVitnesses: 1 50 place. To the under side of the plate is se- CHARLES HANNIGAN,

t cured a hollow iron hub or cup-shaped boss I), GEO. H. REMINGTON. 

